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Lower bounds of the minimal eigenvalue of a Hermitian positive-definite matrix

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1 Author(s)
Weiwei Sun ; Dept. of Math., Hong Kong Univ., Kowloon, China

In this correspondence, we present several lower bounds of the minimal eigenvalue of a class of Hermitian positive-definite matrices, which improve the previous bounds given by Dembo (1988) and Ma and Zarowski (1995)

Published in:

IEEE Transactions on Information Theory  (Volume:46 ,  Issue: 7 )